Onslaught

Whenever you cast a creature spell, tap target creature.

Squee, the Immortal

You may cast this card from your graveyard or from exile.

Squee, Dubious Monarch

Haste
Whenever Squee attacks, create a 1/1 red Goblin creature token that's tapped and attacking.
You may cast this card from your graveyard by paying {3}{R} and exiling four other cards from your graveyard rather than paying its mana cost.

Squee, Goblin Nabob

At the beginning of your upkeep, you may return this card from your graveyard to your hand.

Furious Assault

Whenever you cast a creature spell, this enchantment deals 1 damage to target player or planeswalker.